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Molded Case Circuit Breaker

For circuit breaker systems in commercial and industrial facilities, molded case circuit breakers are among the most widely used components for reliable overcurrent protection and electrical distribution. Molded case circuit breakers provide automatic circuit interruption during overload or short circuit conditions, protecting electrical systems and equipment from damage while enabling manual switching control. Electrical.com carries an extensive selection of molded case circuit breakers from all major manufacturers, including new, used, surplus, and re-certified options. These components are designed to meet the diverse needs of commercial buildings, manufacturing facilities, data centers, and industrial power distribution applications.
SORT BY
Part Number
PRICE
Manufacturer
Amperage
Voltage
TQC1110WL
TQC1110WL
In Stock
From
$17.25
General Electric
10
240
TQD32100X2
TQD32100X2
In Stock
From
$641.32
General Electric
100
240
TQD32125WL
TQD32125WL
In Stock
From
$605.14
General Electric
125
240
TQD32125X2
TQD32125X2
In Stock
From
$695.96
General Electric
125
240
TQD32150X2
TQD32150X2
In Stock
From
$36.49
General Electric
150
240
TQD32200X2
TQD32200X2
In Stock
From
$545.44
General Electric
200
240
TQL1115
TQL1115
In Stock
From
$5.94
General Electric
15
240
TQL1120
TQL1120
In Stock
From
$7.54
General Electric
20
240
TRLA36BA16
TRLA36BA16
In Stock
From
$1,047.61
General Electric
1600
600
TRLA36BC16
TRLA36BC16
In Stock
From
$1,000.00
General Electric
1600
600
TRP1515
TRP1515
In Stock
From
$38.79
General Electric
15
240
TXQB32030
TXQB32030
In Stock
From
$162.23
General Electric
30
240
TXQL1120
TXQL1120
In Stock
From
$89.12
General Electric
20
120
TXQL2130
TXQL2130
In Stock
From
$164.01
General Electric
30
240
THHQB1115ST1
THHQB1115ST1
In Stock
From
$175.34
General Electric
15
120
THHQB2115ST1
THHQB2115ST1
In Stock
From
$33.00
General Electric
15
240
THHQB2120ST1
THHQB2120ST1
In Stock
From
$273.58
General Electric
20
240
THHQB2140ST1
THHQB2140ST1
In Stock
From
$258.06
General Electric
40
240
THHQB2145ST1
THHQB2145ST1
In Stock
From
$156.43
General Electric
45
240
THHQB2160ST1
THHQB2160ST1
In Stock
From
$222.30
General Electric
60
240
THQB2170ST1
THQB2170ST1
In Stock
From
$190.40
General Electric
70
240
THQB2190ST1
THQB2190ST1
In Stock
From
$114.29
General Electric
90
240
THQC1135WL
THQC1135WL
In Stock
From
$24.33
General Electric
35
240
THQC22070WL
THQC22070WL
In Stock
From
$49.43
General Electric
70
240
Popular Molded Case Circuit Breaker Manufacturers

Electrical.com stocks the largest inventory of molded case circuit breakers in the world, with over 1 million square feet of new, used, surplus, and re-certified MCCBs available for immediate shipment. From standard thermal-magnetic breakers to electronic trip units across all amperage ratings, we have what you need when others say no. Our comprehensive molded case circuit breaker inventory spans all voltage and current ratings, frame sizes, and interrupting capacities from all major manufacturers including current production and discontinued models from legacy suppliers. Available in new factory condition, surplus stock, and re-certified options‚ All backed by our standard 2-year Electrical.com warranty. Our molded case circuit breakers serve critical applications across commercial buildings, industrial facilities, manufacturing plants, data centers, healthcare facilities, distribution panels, motor control centers, switchboards, and power distribution systems.


Whether you're maintaining legacy equipment with obsolete MCCB models or sourcing current production breakers for new installations and retrofits, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime. Need molded case circuit breakers now? Call 877-999-7077 or email [email protected]. With same-day shipping available and the right parts ready to ship from our nearest warehouse location, Electrical.com gets your operations back online fast. We can say yes when others have to say no.